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Facts about Andalusite and Chalcedony


Chalcedony Vs Andalusite Facts


Astrology

Origin
Spain, Brazil, USA, Sri Lanka, Burma, Color: strongly pleochroic, reddish brown, pink / yellowish green, Hardness: 7 7.5, Refractive index: 1.63 1.65, Density: 3.13 3.21, Chemical composition: Al2SiO5, Crystal structure: orthorhombic, Lustre: vitreous, greasy, Origins: Spain, Brazil, USA, Sri Lanka, Burma. Discovered in Andalusia (Spain), the andalusite stone is relatively rare, with big crystals over 10 ct. especially rare. Due to its remarkable pleochroism effect, the stone is highly valued by collectors., brown   
Zimbabwe   

Color
Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red   
Violet, White, gray, Blue, Brown, Black   

Streak
White   
White   

For which Rashi?
All   
Cancer, Sagittarius, Cancer, Sagittarius, Cancer, Sagittarius   

Planet
Venus   
Moon   

Element of Planets
Not Available   
Water   

How to Wear?
  
  

Finger
Not Available   
Not Available   

Ring Metal
Not Available   
Not Available   

Energy
Projective, Receptive   
Receptive   

Deities
Not Available   
Goddess Whope   

Not to wear with
Not Available   
Not Available   

Powers
Not Available   
Protection   

Birthstone
  
  

Planetary
Not Available   
Not Available   

Talisman
Not Available   
Not Available   

Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Soluble   

Durability
Not Available   
Not Available   

Specific Gravity
3.05-3.21   
2.55-2.70   

Fracture
Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009)   
Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann   

Cleavage
Good on {110}, poor on {100}   
Absent   

Mohs Hardness
7.5   
6.5-7   

Chemical Composition
Al 2SiO 5Michael O’Donoghue , Gems, Sixth edition (2006) More from other references   
SiO2   

Optical Properties

Luster
Vitreous, Greasy   
Vitreous   

Pleochroism
strongly trichroic   
AbsentWalter Schumann   

Dispersion
0.02   
23
None   

Transparency
Transparent, Translucent   
Translucent, Translucent to opaque   

Refractive Index
1.627-1.650   
1.530-1.543   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic   
Trigonal   

Birefringence
0.009-0.010   
0.003-0.009   

Clarity
Transparent   
Translucent   

Benefits

Physical
  
  

Neurological
Not Available   
Not Available   

Cardiovascular
Not Available   
Not Available   

Respiratory
Not Available   
Not Available   

Reproductive
Not Available   
Not Available   

Digestive
Not Available   
Not Available   

Psychology
Not Available   
Not Available   

Healing
Not Available   
Not Available   

Qualities Associated
Not Available   
Not Available   

Summary >>
<< Benefits

Andalusite Vs Chalcedony Specifications

While buying, there is a common bewilderment that most of the buyers face. As you compare Andalusite Vs Chalcedony specifications, it helps you to decide which gemstone suits your zodiac sign. Besides, the extent to which a gemstone benefits you can be understood after comparing Andalusite and Chalcedony Astrology. Its highly necessary to have a basic knowledge of facts about Andalusite and Chalcedony, before you finalize to buy one.

Andalusite is known to regulate the influence of Venus planet.Andalusite, that occurs commonly in Brown, pink, Violet, Yellow, Green, White, gray, Colorless, Green, gray, Brown, Red color, possesses Projective and Receptive energy.Chalcedony, the unique gem is known to regulate the influence of Moon planet. Chalcedony, which is classic Violet, White, gray, Blue, Brown, Black colored gem, possesses Receptive energy.

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